????file_path?=?os.path.join(settings.COURSE_RELATED,?str(courseid),?'courseware',?'課件.zip') ????????if?os.path.exists(file_path): ????????????with?open(file_path,?"rb")?as?file_zip: ????????????????data?=?file_zip.read() ????????????response?=?HttpResponse(data,?content_type='application/zip;charset=utf-8') ????????????response['Content-Disposition']?=?'attachment;?filename=kejian.zip' ????????????return?response ????????????#?response?=?StreamingHttpResponse(file_iterator(file_path)) ????????????#?response['Content-Type']?=?'application/octet-stream' ????????????#?response['Content-Disposition']?=?'attachment;filename="{0}"'.format('kejian') ????????????#?return?response ????????else: ????????????return?Response({'error_no':?-1,?'userinfo':?True,?'error_msg':?"該課程沒有課件哦"}) ????else: ????????return?Response({'error_no':?-1,?'error_msg':?"參數錯誤"}) except: ????return?Response({'error_no':?-1,?'error_msg':?"下載出錯,稍后再試"})